Our staff is built to teach each student individually, to develop the skills they need to thrive in mathematics, and to foster a love of learning.

Naveen Bansal

Head Instructor

Naveen holds a Ph.D. in Statistics from the University of Pittsburgh and is a Wehr Endowed Professor at Marquette University. He has loved mathematics since childhood and enjoys teaching both professionally and as a personal passion. 

Naveen believes mindset plays a critical role in learning math and that every student can succeed with the right approach. At Mathnasium, he focuses on building confidence, reshaping attitudes, and helping students understand math in a meaningful way. 

Sylvia Li

Instructor

Hi, I'm Sylvia, a New Berlin Eisenhower High School junior. I'm passionate about helping students understand and discover the joys of mathematics, and I look forward to collaborating with them to help build their confidence and skills. In the future, I hope to continue my mathematics learning in a STEM-related field. While not studying, I enjoy playing piano and getting lost in a good book. I can't wait to share my love of math with others and help them succeed!


Khuslen Gan-Ochir

Instructor


Hello, I’m Khuslen, a senior at Eisenhower High School. At school, I’m a member of the National Honor Society and the French Honor Society, and I am currently taking pre-calculus. I’ve always enjoyed math and problem-solving, and I love explaining concepts to others in ways that really make them click.

Outside of academics, I’m passionate about music, literature, and video games. In college, I plan to major in computer science and later work in tech-related fields. I look forward to helping your students grow their skills and succeed!


Lukas Tonkovic

Instructor

I have attached the picture of me, and I would like to use this as my description: “Hi, my name is Lukas, and I am currently a junior in high school. I chose to become a Mathnasium Instructor because I truly enjoy math and helping others succeed. I am currently enrolled in AP Pre-Calculus and have consistently earned A’s or higher in all of my previous math classes. I also have experience working with kids, including volunteering as a counselor-in-training at a summer camp, where I developed strong communication and leadership skills. I look forward to sharing my passion for math and helping students build confidence in their abilities.”

Belgutei Gan-Ochir

Instructor

Hello! My name is Belgutei, and I’m a junior at New Berlin Eisenhower. I'm a high honor roll student and part of the National Honor Society and the French Honor Society. I've always liked math since I was a kid, and I'm currently taking AP Calculus AB. I've always thought that math would supplement my goal of majoring in computer science, so I'm happy to be working at the Mathnasium of New Berlin. I look forward to working with you and helping Math support your future!

Brian Conway

Instructor

Brian recently joined the Mathnasium of New Berlin and brings both academic depth and a passion for teaching to our team. He is currently a graduate student in biology at the University of Wisconsin–Oshkosh and is exploring the possibility of pursuing a second master’s degree in biomedical sciences at Marquette University.

With a strong command of mathematics—from foundational arithmetic through Calculus—Brian excels at helping students build confidence, develop problem‑solving skills, and experience those exciting “aha!” moments when challenging concepts finally click.

Outside the classroom, Brian is a creative and curious learner. He enjoys sketching, sculpting clay models, hiking scenic trails, and birdwatching.

Jake Plahmer

Instructor


Hello, my name is Jake, and I’m a junior at New Berlin Eisenhower. I’ve always had a passion for math and have earned consistent A’s throughout my academic career. I’m currently enrolled in AP Precalculus and am an active member of DECA and my school’s Computer Science Club.

I’ve always believed that a strong foundation in math is essential for anyone striving to achieve their dream profession, including my own goal of studying engineering in college. I look forward to working with your child and helping them pursue their dreams through strong math support.


Aishi

Ghosh

My name is Aishi Ghosh, and I’m a junior at New Berlin Eisenhower. Math has always been one of my greatest interests, and teaching at Mathnasium has deepened that passion. Every student I work with brings their own strengths, challenges, and personality, and I care deeply about meeting them where they are. I strive to create an encouraging environment where your child feels supported, confident, and proud of their progress. For me, being a Mathnasium instructor is about more than teaching math—it’s about helping students grow into capable, confident learners who believe in themselves.

Our Mathnasium Mission

Teach children math so they understand it, master it, and love it. Math can change their lives, and they can change the world.

Quote Quote
What I love about Mathnasium is the ability to teach problem-solving skills and make math make sense, while also making a student smile.
Amber W., Mathnasium Instructor

Schedule Your Math Skills Assessment Today

Student using math cubes to solve fractions
Student working with a math tutor at a local math learning center

Want to join the Mathnasium team?

Are you interested in changing lives through math? We're looking for outstanding individuals with a high level of commitment who are passionate about teaching math. Find out if there's a Mathnasium position that's just right for you!

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